#include<stdio.h>
#include<math.h> 
#include<ctype.h>
void main() {
  	int k;
  	printf("input:");
  	scanf("%d",&k);
  	double a=sqrt(k);
	printf("%6.2lf\n",a);
	double m=pow(k,5);
	printf("%6.2lf\n",m);
	printf("pi=%.14lf\n",M_PI);
	fflush(stdin);
	
	char ch=getchar();
	char c2=toupper(ch);
	putchar(c2);
}
